--TEST-- HttpResponse - send gzipped file with caching headers --SKIPIF-- --ENV-- HTTP_ACCEPT_ENCODING=gzip --FILE-- --EXPECTF-- X-Powered-By: PHP/%s ETag: "%s" Cache-Control: public, must-revalidate, max_age=3600 Last-Modified: %s, %d %s 20%d %d:%d:%d GMT Content-Type: %s Accept-Ranges: bytes Content-Encoding: gzip Vary: Accept-Encoding %s